* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Containers */
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

/* Hero Section */
.hero {
  background: linear-gradient(to right, #4b6cb7, #182848);
  color: #fff;
  text-align: center;
  padding: 80px 20px;
}

.hero .logo {
  font-size: 2.8rem;
  font-weight: bold;
}

.hero .tagline {
  font-size: 1.2rem;
  margin: 20px 0;
}

.countdown {
  font-size: 2rem;
  margin: 10px 0;
}

.newsletter-form {
  margin: 20px 0;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.newsletter-form input {
  padding: 10px;
  font-size: 1rem;
  width: 250px;
  border: none;
  border-radius: 4px;
}

.newsletter-form button {
  padding: 10px 20px;
  border: none;
  background: #f1c40f;
  color: #333;
  cursor: pointer;
  border-radius: 4px;
  font-weight: bold;
}

.newsletter-form button:hover {
  background: #ffd32a;
}

.note {
  font-size: 0.9rem;
  color: #ddd;
}

/* About Section */
.about, .contact {
  background: #fff;
  padding: 50px 20px;
  text-align: center;
}

.about h2,
.features h2,
.contact h2 {
  margin-bottom: 20px;
  font-size: 2rem;
  color: #182848;
}

/* Features Section */
.features {
  background: #f0f0f0;
  padding: 50px 20px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.feature {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.feature h3 {
  margin-bottom: 10px;
  color: #4b6cb7;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.contact-form input,
.contact-form textarea {
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.contact-form button {
  background: #4b6cb7;
  color: #fff;
  border: none;
  padding: 10px;
  cursor: pointer;
  border-radius: 4px;
}

.contact-form button:hover {
  background: #3a58a5;
}

/* Footer */
footer {
  background: #182848;
  color: #fff;
  text-align: center;
  padding: 20px 10px;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 600px) {
  .newsletter-form {
    flex-direction: column;
    align-items: center;
  }
  
  .newsletter-form input {
    width: 100%;
  }
  
  .newsletter-form button {
    width: 100%;
  }
}